56556047514507 has 16 divisors (see below), whose sum is σ = 78009354858240. Its totient is φ = 36403419705632.

The previous prime is 56556047514481. The next prime is 56556047514523. The reversal of 56556047514507 is 70541574065565.

It is a cyclic number.

It is not a de Polignac number, because 56556047514507 - 2¹² = 56556047510411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56556047564507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2574868 + ... + 10942670.

It is an arithmetic number, because the mean of its divisors is an integer number (4875584678640).

Almost surely, 2^{56556047514507} is an apocalyptic number.

56556047514507 is a deficient number, since it is larger than the sum of its proper divisors (21453307343733).

56556047514507 is a wasteful number, since it uses less digits than its factorization.

56556047514507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8445522.

The product of its (nonzero) digits is 88200000, while the sum is 60.

The spelling of 56556047514507 in words is "fifty-six trillion, five hundred fifty-six billion, forty-seven million, five hundred fourteen thousand, five hundred seven".